68512405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7583}}^1$

素因数の和:7740

約数の個数: 16

約数和(自身を含む): 89187840

約数和(自身を除く): 20675435

約数列:

[1, 5, 13, 65, 139, 695, 1807, 7583, 9035, 37915, 98579, 492895, 1054037, 5270185, 13702481, 68512405]

約数ペア:

[(1, 68512405), (5, 13702481), (13, 5270185), (65, 1054037), (139, 492895), (695, 98579), (1807, 37915), (7583, 9035)]